"Archived copy"(PDF). www.pbs.gov.pk. Archived from the original(PDF) on 28 April 2015. Retrieved 14 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy"(PDF). www.pbs.gov.pk. Archived from the original(PDF) on 28 April 2015. Retrieved 14 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)